Top 75 Senior developer Jobs in O'fallon Mo

Senior Developer
Centerprism —St. Louis, MO
- $88,470.44 - $106,545.04 a year
- Part-time
- Azure
- System design
- Office
- Relocation assistance
Quick Apply
5d
Full Stack Senior Developer C#/ASP.Net/React
Centerprism —St. Louis, MO
- $79,619 - $109,886 a year
- Part-time
- Hybrid work
- Azure
- Java
- AWS
- AD&D insurance
- Health insurance
Quick Apply
9d
Application Software Engineer, Phantom Works (Experienced or Senior)
Boeing —Berkeley, MO
- $126,650 - $217,350 a year
- Computer science
- Computer Science
- Bachelor of Science
- Health savings account
- Disability insurance
Mission Software Engineer (Experienced or Senior)
Boeing —Berkeley, MO
- $126,650 - $217,350 a year
- Computer science
- Computer Science
- 5 years
- Health savings account
- Disability insurance
Flight Simulation Software Engineers (Associate, Experienced, and Senior)
Boeing —Berkeley, MO
- $94,450 - $217,350 a year
- Java
- Bachelor's degree
- Computer networking
- Health savings account
- Disability insurance
14d
F-22 Simulation Software Engineer (Associate, Experienced, and Senior)
Boeing —Berkeley, MO
- $99,450 - $217,350 a year
- Computer Science
- Bachelor of Science
- Engineering
- Health savings account
- Disability insurance
DevSecOps Agile Leaders (Experienced and Senior)
Boeing —Berkeley, MO
- $126,650 - $217,350 a year
- 5 years
- Bachelor's degree
- Mentoring
- Health savings account
- Disability insurance
Real Time Software Engineer, Vehicle Management Systems (Experienced or Senior)
Boeing —Hazelwood, MO
- $126,650 - $232,300 a year
- Computer science
- Computer Science
- Bachelor of Science
- Health savings account
- Disability insurance
14d
Senior Software Engineer
Mastercard —O'Fallon, MO
- $115,000 - $184,000 a year
- Online Application
- Computer science
- Computer Science
- System design
- Paid jury duty
- Health savings account
5d
Senior Software Development Engineer
Mastercard —O'Fallon, MO
- $115,000 - $184,000 a year
- Online Application
- Research
- Analysis skills
- Mentoring
- Paid jury duty
- Health savings account
11d
Senior Developer - Go Language (US Citizenship REQUIRED)
World Wide Technology Holding, LLC —St. Louis, MO
- $106,400 - $133,000 a year
- Full-time
- Remote
- 5 years
- Continuous improvement
- Mentoring
- Profit sharing
- Wellness program
Senior Software Developer
Resource America Information Technology —Saint Peters, MO
- Computer Science
- 5 years
- JavaScript
Senior Site Reliability Engineer
Mastercard —O'Fallon, MO
- $163,000 a year
- Online Application
- Computer Science
- Bachelor of Science
- System design
- Paid jury duty
- Health savings account
Sr. Full Stack Developer
World Wide Technology Holding, LLC —St. Louis, MO
- $106,400 - $133,000 a year
- Full-time
- Remote
- Computer science
- Computer Science
- 8 years
- Profit sharing
- Wellness program
Hogan Senior Software Engineer
U.S. Bank National Association —Earth City, MO
- $119,765 - $140,900 a year
- Full-time
- 5 years
- System design
- Office
- Paid holidays
- Disability insurance
AS/400 Senior Developer
HUB International —St. Louis, MO
- $120,000 - $150,000 a year
- Full-time
- Computer science
- Microsoft Access
- Computer Science
- Disability insurance
- Health insurance
Senior Developer
Grimco —Sunset Hills, MO
- Online Application
- Remote
- Azure
- 5 years
- AWS
- Profit sharing
- Paid parental leave
Quick Apply
Senior Software Engineer - Java Full Stack Engineer
Mastercard —O'Fallon, MO
- $115,000 - $184,000 a year
- Online Application
- Computer science
- 7 years
- Computer Science
- Paid jury duty
- Health savings account
Senior Developer, Full Stack - Contract
World Wide Technology Holding, LLC —St. Louis, MO
- $51 - $64 an hour
- Contract
- Computer science
- Azure
- Computer Science
Senior Software Engineer– RPPS Platform
Mastercard —O'Fallon, MO
- $115,000 - $184,000 a year
- Online Application
- System design
- Databases
- Mentoring
- Paid jury duty
- Health savings account

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senior developer jobs near o'fallon mo

Senior Developer

Centerprism -
St. Louis, MO

Quick Apply

Job Details

Permanent | Part-time | Full-time | Contract | Internship
$88,470.44 - $106,545.04 a year
5 days ago

Benefits

Relocation assistance

Qualifications

System design
System design for system development
Web services design

Full Job Description

Job Summary

We are seeking a highly skilled and motivated Senior Developer to join our dynamic software engineering team. In this role, you will lead the design, development, and implementation of complex applications and systems, ensuring they meet high standards of performance, scalability, and security. You will collaborate closely with cross-functional teams to deliver innovative solutions that drive business growth and enhance user experience. Your expertise in full-stack development, system architecture, and modern development practices will be instrumental in shaping our technology landscape.

Responsibilities

Lead the development of robust backend systems using technologies such as C#,.NET, Java, Python, React, Xamarin, and Node.js, ensuring high performance and scalability.
Design and implement RESTful APIs and web services utilizing SOAP, WCF, and other protocols to facilitate seamless data exchange across platforms.
Develop intuitive front-end interfaces with React, Angular, TypeScript, HTML, CSS, Bootstrap, and UI/UX best practices to deliver engaging user experiences.
Architect distributed systems and microservices using cloud infrastructure on AWS or Azure to support scalable application deployment.
Collaborate in Agile software development environments to plan sprints, conduct code reviews, perform unit testing, and ensure continuous integration/continuous deployment (CI/CD) using tools like GitHub, TFS, Jenkins, or GitLab.
Participate in system design activities employing UML diagrams for clear visualization of architecture and data flow.
Troubleshoot and debug complex issues across multiple layers of the application stack while maintaining high-quality code standards.

Qualifications

Proven experience as a Senior Developer or similar role with a strong portfolio of full-stack projects.
Expertise in programming languages such as C#, Java, Python, JavaScript (including frameworks like React, Angular), and TypeScript.
Deep understanding of relational databases (Microsoft SQL Server, MySQL, PostgreSQL) and NoSQL databases like MongoDB.
Solid knowledge of application design principles including OOP (Object-Oriented Programming), system design for system development, and scalable architecture patterns such as microservices.
Hands-on experience with cloud platforms like AWS or Azure for deploying distributed computing solutions.
Familiarity with version control systems including GitHub, SVN, TFS or TFS; experience with CI/CD pipelines is highly desirable.
Strong understanding of web development standards including RESTful API design, web services (SOAP), XML/JSON data formats, AJAX techniques, and XSLT transformations.
Knowledge of software engineering best practices such as SDLC (Software Development Life Cycle), UML modeling, unit testing frameworks, debugging techniques, and application security measures.
Excellent problem-solving skills combined with the ability to work effectively within Agile teams using Scrum methodologies.

Join us to be part of an innovative environment where your expertise will shape the future of our technology solutions!

Pay: $88,470.44 - $106,545.04 per year

Benefits:

Relocation assistance

Work Location: In person

Quick Apply

Refine Your Search

senior developer jobs in o'fallon mo

Senior Developer

Full Stack Senior Developer C#/ASP.Net/React

Application Software Engineer, Phantom Works (Experienced or Senior)

Mission Software Engineer (Experienced or Senior)

Flight Simulation Software Engineers (Associate, Experienced, and Senior)

F-22 Simulation Software Engineer (Associate, Experienced, and Senior)

DevSecOps Agile Leaders (Experienced and Senior)

Real Time Software Engineer, Vehicle Management Systems (Experienced or Senior)

Senior Software Engineer

Senior Software Development Engineer

Senior Developer - Go Language (US Citizenship REQUIRED)

Senior Software Developer

Senior Site Reliability Engineer

Sr. Full Stack Developer

Hogan Senior Software Engineer

AS/400 Senior Developer

Senior Developer

Senior Software Engineer - Java Full Stack Engineer

Senior Developer, Full Stack - Contract

Senior Software Engineer– RPPS Platform

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